Standard Form for the Quadratic Function is a * x ^ 2 + bx + c . Simplify and identify a, b, c in the function below.
(x + 4)(x - 1)

Ashley spent half of her lunch money on a turkey sandwich. then she spent two-thirds of the money she had left on a bottle of juice and the rest of the money on a cookie. if the cookie cost $.75, how much lunch money did ashley have to start with?